I'm trying to add Gcode to pause my print indefinitely so I can change the color, then resume manually. I'm using the following code on an M2 right before the z-height command for the layer I want to print in the new color: ; STOP FOR FIBER CHANGE G91 ; set relative positioning G1 E-5 F 300; Pull ba...

Thanks so much for the awesome guidance. I really appreciate the overview here and the links to some awesome details. I finally feel like I'm actually moving in a direction of improvement as I tweak my M2 (noob here!). But I have a question. I started by trying to calibrate my z-offset as per Jules'...